| uneasiness(noun, worry, anxiety, anger, agitation) |
| unreliability |
| volatility(noun, excitability) |
| willies(noun, worry, anxiety, anger, agitation) |
| worry(noun, anxiety, anger, agitation, stress) |
| animosity(noun, irritability, grouchiness, crabbiness) |
| antipathy(noun, irritability, grouchiness, crabbiness) |
| ants in pants(expression, idiom, anxiety, irritation, annoyance) |
| antsiness(anxiety, willies, nail-biting) |
| apprehension(noun, anxiety, agitation, nervousness, uneasiness) |
| asperity(noun, temper, irritability, grouchiness, crabbiness) |
| astringency(noun, irritability, grouchiness, crabbiness) |
| avidity(irritation, annoyance, pique) |
| awareness(noun, sensitivity, receptiveness) |
| bad feeling(noun, expression, dispute, anxiety, temper) |
| bad mood(noun, expression, dispute, temper, anger) |
| belligerence(noun, irritability, grouchiness, crabbiness) |
| blow a fuse(expression, idiom, willies, butterflies, neurasthenia) |
| boiling point(noun, expression, dispute, temper, infuriation) |
| butterflies in stomach(expression, idiom, willies, butterflies, neurasthenia) |